A two-factor research study is used to evaluate the effectiveness ...

[armygirl]

A two-factor research study is used to evaluate the effectiveness of a new blood-pressure medication. In this two-factor study, factor A is medication versus no medication and factor B is male versus female. The medicine is expected to reduce blood pressure for both males and females, but it is expected to have a much greater effect for males. What pattern of results should be obtained if the medication works as predicted?
 
  A) A significant main effect for factor A (medication)
  B) A significant interaction
  C) A significant main effect for factor A and a significant interaction
  D) An insignificant main effect for factor A (medication)

Question 2

What proportion of a normal distribution is located between the mean and z = 1.40?
 
  A) 0.9192
  B) 0.0808
  C) 0.4192
  D) 0.8384

[lcapri7]

Answer to Question 1

C

Answer to Question 2

C

[armygirl]

Gracias!

[matt95]

Excellent